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  1. Growing Up Online

    New studies probe some of the many ways, both good and bad, that children and teenagers use the Internet and adapt to online communication.

    By Bruce Bower
  2. Math

    Dropping Lowest Scores

    Determining which scores to drop when computing a final grade that is to a student's greatest advantage can be tricky. For more math, visit the MathTrek blog.

    By Ivars Peterson
  3. Humans

    From the June 6, 1936, issue

    Young robins ready to solo, threats from space, and molecule models.

    By Science News
  4. Health & Medicine

    Medicine in the News

    This Web site from the University of Pennsylvania School of Medicine serves as a clearinghouse for timely medical information.